export function time() {
const now = new Date();
const year = now.getFullYear();
const month = String(now.getMonth() + 1).padStart(2, '0'); // 月份从0开始
const day = String(now.getDate()).padStart(2, '0');
const hours = String(now.getHours()).padStart(2, '0');
const minutes = String(now.getMinutes()).padStart(2, '0');
const seconds = String(now.getSeconds()).padStart(2, '0');
return `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;

}